670046311 has 4 divisors (see below), whose sum is σ = 730959624. Its totient is φ = 609133000.

The previous prime is 670046309. The next prime is 670046317. The reversal of 670046311 is 113640076.

670046311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 670046311 - 2¹ = 670046309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 670046311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670046317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30456640 + ... + 30456661.

It is an arithmetic number, because the mean of its divisors is an integer number (182739906).

Almost surely, 2^670046311 is an apocalyptic number.

670046311 is a deficient number, since it is larger than the sum of its proper divisors (60913313).

670046311 is a wasteful number, since it uses less digits than its factorization.

670046311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60913312.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 670046311 is about 25885.2527706414. The cubic root of 670046311 is about 875.0541728637.

Adding to 670046311 its reverse (113640076), we get a palindrome (783686387).

The spelling of 670046311 in words is "six hundred seventy million, forty-six thousand, three hundred eleven".